resource: add bus number support

Add support for bus number resources.  This is for bridges with a range of
bus numbers behind them.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index b126209a40e2..510e4ac918dd 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -39,6 +39,7 @@ struct resource_list {
 #define IORESOURCE_MEM          0x00000200
 #define IORESOURCE_IRQ          0x00000400
 #define IORESOURCE_DMA          0x00000800
+#define IORESOURCE_BUS          0x00001000
 
 #define IORESOURCE_PREFETCH     0x00002000      /* No side effects */
 #define IORESOURCE_READONLY     0x00004000